-up c-- ccc ccf cch cck cco ccp ccs ccu cfc cff cfh cfk cfo cfp cfs cfu ch- chc chf chh chk cho chp chs chu ckc ckh cko cks co- coc cof coh cok coo cop cos cou cpc cpf cph cpk cpo cpp cps cpu csc csf csh csk cso csp css csu cuc cuf cuh cuk cuo cup cus cuu fcc fcf fck fco fcp fcs fcu ffc fff ffh ffk ffo ffp ffs ffu fhc fhf fhh fho fhp fhs fkc fkf fkk fkp foc fof foh fok foo fop fos fou fpc fph fpk fpo fpp fps fpu fsc fsf fsh fsk fso fsp fss fsu fuf fuk fuo fup fus fuu hcc hcf hch hck hco hcp hcs hfc hff hfh hfk hfo hfp hfs hfu hhc hhf hhh hhk hho hhp hhs hhu hkf hkh hkk hko hkp hks hku hoc hof hoh hok hoo hop hos hou hpc hpf hph hpk hpo hpp hps hpu hsc hsf hsh hsk hsp hss hsu huc huf huh huk huo hup hus huu kcc kch kck kcp kcs kcu kfc kff kfh kfo kfs kfu khf khh khk kho khs khu kkc kkh kkk kkp kks kku koc kof koh kok koo kop kos kou kpc kpf kph kpk kpo kpp kps kpu ksc ksf ksh ksk kso ksp kss ksu kuc kuh kuk kup kus kuu oc- occ ocf och ock oco ocp ocs ocu of- ofc off ofo ofp ofs ofu ohc ohf ohh oho ohp ohs ohu okc okk oko okp oks oku oo- ooc oof ooh ook ooo oop oos op- opc opf oph opk opo opp ops os- osc osf osh osk oso osp oss osu ou- ouc ouf ouh ouk ouo oup ous p-p pcc pcf pch pck pco pcp pcs pcu pfc pff pfk pfo pfp pfs pfu phc phf phk pho php phs phu pkc pkf pko pkp pks pku poc pof poh pok poo pop pos pou ppc ppf pph ppk ppo ppp pps ppu ps- psc psf psh psk pso psp pss psu puc puf puh puk pup pus puu scc scf sch sck sco scp scs scu sfc sff sfh sfk sfo sfp sfs sfu sh- shc shf shh shk sho shp shs shu sk- skc skf skh skk sko skp sks sku soc sof soh sok soo sop sos sou spc spf sph spk spo spp sps spu ss- ssc ssf ssh ssk sso ssp sss ssu suc suf suh suk suo sup sus suu ucc ucf uch uck uco ucp ucs ucu ufc uff ufh ufo ufp ufs ufu uhc uhf uhh uho uhp uhs uhu ukc ukf ukk ukp uku uoc uok uoo uop uos up- upc upf uph upk upo upp ups upu usc usf ush usk uso usp uss usu uuc uus uuu